123367720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{743}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 318193920

約数和(自身を除く): 194826200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 593, 743, 1186, 1486, 2372, 2965, 2972, 3715, 4151, 4744, 5201, 5930, 5944, 7430, 8302, 10402, 11860, 14860, 16604, 20755, 20804, 23720, 26005, 29720, 33208, 41510, 41608, 52010, 83020, 104020, 166040, 208040, 440599, 881198, 1762396, 2202995, 3084193, 3524792, 4405990, 6168386, 8811980, 12336772, 15420965, 17623960, 24673544, 30841930, 61683860, 123367720]

約数ペア:

[(1, 123367720), (2, 61683860), (4, 30841930), (5, 24673544), (7, 17623960), (8, 15420965), (10, 12336772), (14, 8811980), (20, 6168386), (28, 4405990), (35, 3524792), (40, 3084193), (56, 2202995), (70, 1762396), (140, 881198), (280, 440599), (593, 208040), (743, 166040), (1186, 104020), (1486, 83020), (2372, 52010), (2965, 41608), (2972, 41510), (3715, 33208), (4151, 29720), (4744, 26005), (5201, 23720), (5930, 20804), (5944, 20755), (7430, 16604), (8302, 14860), (10402, 11860)]